krzf83--- via Exim-users <exim-users@???> (Do 01 Apr 2021 01:58:43 CEST): > I got remote mail server that for some reason don't accept connections
> from my IP this way:
> # nc mx.poczta.onet.pl 25
> 220-mx.poczta.onet.pl ESMTP
> 521 5.7.1 Service unavailable; client [5.9.116.9] blocked using
> postscreenbl.opbl.onet.pl.
>
> Which is fine but my exim drops email from queue silently, no delivery
> attempt is logged and bounce is not generated which obviously is
> terrible.
>
> 2021-04-01 01:54:45 1lRkfc-0001w9-TQ <= test@xxxxxxxx H=(xxxxxxxx) …
> 2021-04-01 01:54:45 cwd=/var/spool/exim 3 args: /usr/exim/bin/exim -Mc 1lRkfc-0001w9-TQ
Can you share the output of `exim -Mvl 1lRkfc-0001w9-TQ`?
There *should* be more.